16路电压检测程序.doc

#include#include#define uint unsigned int#define uchar unsigned char#define ulong unsigned long#define addo (5.0/65535.0)sbit E=P20;sbit RW=P21;sbit RS=P22;sbit SDO=P23;sbit SCK=P24;sbit CONV=P25;sbit CS1=P26;sbit CS2=P27;uchar code num= 0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,/*0,0*/ 0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,/*1,1*/ 0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,/*2,2*/ 0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,/*3,3*/ 0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,/*4,4*/ 0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,/*5,5*/ 0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,/*6,6*/ 0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,/*7,7*/ 0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,/*8,8*/ 0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,/*9,9*/ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,/*.,A*/;uchar code Hz= 0x00,0x04,0x04,0xF4,0x94,0x94,0x9C,0x97,0x94,0x94,0x94,0xF4,0x04,0x04,0x00,0x00, 0x40,0x40,0x40,0x7F,0x4A,0x4A,0x4A,0x4A,0x4A,0x4A,0x4A,0x7F,0x40,0x40,0x40,0x00,/*直,0*/ 0x10,0x60,0x01,0x86,0x60,0x04,0x44,0x64,0x55,0x4E,0x44,0x64,0xC4,0x04,0x04,0x00, 0x04,0x04,0xFC,0x03,0x40,0x30,0x0F,0x00,0x00,0x7F,0x00,0x3F,0x40,0x40,0x70,0x00,/*流,1*/ 0x40,0x20,0xF8,0x17,0x02,0xFE,0x02,0xF2,0x02,0xFE,0x00,0xF8,0x00,0xFF,0x00,0x00, 0x00,0x00,0x7F,0x40,0x20,0x13,0x0C,0x03,0x04,0x3B,0x10,0x27,0x40,0x3F,0x00,0x00,/*侧,2*/ 0x00,0x00,0xF8,0x48,0x48,0x48,0x48,0xFF,0x48,0x48,0x48,0x48,0xF8,0x00,0x00,0x00, 0x00,0x00,0x0F,0x04,0x04,0x04,0x04,0x3F,0x44,0x44,0x44,0x44,0x4F,0x40,0x70,0x00,/*电,3*/ 0x00,0x00,0xFE,0x02,0x42,0x42,0x42,0x42,0xFA,0x42,0x42,0x42,0x62,0x42,0x02,0x00, 0x20,0x18,0x27,0x20,0x20,0x20,0x20,0x20,0x3F,0x20,0x21,0x2E,0x24,0x20,0x20,0x00,/*压,4*/;void delay_1ms(uint z) /延时子程序uint x,y;for(x=0;xz;x+)for(y=0;y110;y+);void checkbusy12864(void) /判忙uchar dat;EX0=0;RS=0;RW=1;doP0=0x00;E=1;dat=P0&0x80;E=0;while(dat!=0x00);EX0=1;void dat_w12864(uchar dat) /写数据checkbusy12864();EX0=0;RS=1;RW=0;E=1;P0=dat;E=0;EX0=1;void cmd_w12864(uchar cmd) /写命令checkbusy12864();EX0=0;RS=0;RW=0;E=1;P0=cmd;E=0;EX0=1;void clear12864(void) /清屏uchar page,row;for(page=0xb8;page0xc0;page+)cmd_w12864(page);cmd_w12864(0x40);for(row=0;row64;row+)dat_w12864(0x00);void choose12864(uchar i) /选屏，i是要写的屏，0是左屏，1是右屏，2是双屏。switch(i)case 0:CS1=0;CS2=1;break;case 1:CS1=1;CS2=0;break;case 2:CS1=0;CS2=0;break;default:break;void init12864(void) /初始化checkbusy12864(); cmd_w12864(0xc0); /从第零行开始显示 cmd_w12864(0x3f); /LCD显示RAM中的内容void play8(uchar ch,uchar row,uchar page,uchar number) /8*8字符显示uint i;choose12864(ch);page=page1;row=row3;cmd_w12864(row+0x40);cmd_w12864(page+0xb8);for(i=0;i8;i+)dat_w12864(numi+16*number);cmd_w12864(row+0x40);cmd_w12864(page+0xb9);for(i=0;i8;i+)dat_w12864(numi+16*number+8);void play16(uchar ch,uchar row,uchar page,uchar number) /16*16字符显示uint i;choose12864(ch);page=page1;row=row3;cmd_w12864(row+0x40);cmd_w12864(page+0xb8);for(i=0;i16;i+)dat_w12864(Hzi+32*number);cmd_w12864(row+0x40);cmd_w12864(page+0xb9);for(i=0;i16;i+)dat_w12864(Hzi+32*number+16);uchar dat_r12864(uchar page,uchar arrange) /读数据，page页地址，arrange页地址uchar dat;checkbusy12864();cmd_w12864(page+0xb8);cmd_w12864(arrange+0x40);EX0=0;P0=0xff;RW=1;RS=1;E=1;E=0;E=1;dat=P0;E=0;return(dat);EX0=1;uint LTC1864_READ() uchar i;uint temp = 0;CONV = 0;CONV = 1;_nop_();_nop_();_nop_();CONV = 0;SDO = 1;for(i=0;i16;i+)SCK = 1;_nop_();SCK = 0;_nop_(); temp = 1; if(SDO=1) temp |= 0x0001; CONV = 1;return temp;void main()uchar a,b,c,d,i;uint temp;choose12864(2);init12864();clear12864();while(1)LTC1864_READ();for(i=0;i4;i+)play16(0